Finding the Fourth Proportional to 534,830,125.24, 802,316,573.70 and 211,638,414.52
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Solution
The fourth proportional to 534,830,125.24, 802,316,573.70 and 211,638,414.52 is: 317,485,869.98
Step by Step Solution
- Step 1: Write the proportion equation
534,830,125.24 : 802,316,573.70 = 211,638,414.52 : x - Step 2: Convert to fraction form
534,830,125.24/802,316,573.70 = 211,638,414.52/x - Step 3: Cross multiply
534,830,125.24x = 802,316,573.70 × 211,638,414.52 - Step 4: Simplify right side
534,830,125.24x = 169,801,007,600,986,752 - Step 5: Solve for x
x = 169,801,007,600,986,752/534,830,125.24 - Step 6: Final answer
x = 317,485,869.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.